1143068687284 has 12 divisors (see below), whose sum is σ = 2000382045508. Its totient is φ = 571530960000.

The previous prime is 1143068687251. The next prime is 1143068687297. The reversal of 1143068687284 is 4827868603411.

It can be written as a sum of positive squares in 2 ways, for example, as 805635495184 + 337433192100 = 897572^2 + 580890^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10534 + ... + 1512034.

Almost surely, 2^{1143068687284} is an apocalyptic number.

It is an amenable number.

1143068687284 is a deficient number, since it is larger than the sum of its proper divisors (857313358224).

1143068687284 is a wasteful number, since it uses less digits than its factorization.

1143068687284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691826 (or 1691824 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 58.

The spelling of 1143068687284 in words is "one trillion, one hundred forty-three billion, sixty-eight million, six hundred eighty-seven thousand, two hundred eighty-four".